- The Wildlife Society
- External reviewer for Journal of Wildlife Management
- External reviewer for National Fish and Wildlife Foundation grant application
- The Texas Chapter of the Wildlife Society
- Officer
- Past-president 2007‑2008
- President 2006‑2007
- President-elect 2005‑2006
- Vice-President 2004‑2005
- Board Member At-Large 2003‑2004
- Committee Member or Chair
- Nominations Committee, Chair, 2007-2008
- Site Selection Committee, Chair, 2005‑2006
- Activities Committee, 2003‑2006
- Education and Outreach, Chair, 2003‑2004
- Exhibits Committee, 2000‑2001
- Program Committee, Chair, 1999‑2000
- Publication Awards Committee, 1997‑1999
- Officer
- Science Fair Judge, St. Philips Episcopal School, Uvalde, TX, February 23, 2006 and February 26, 2004.
- Houston Livestock Show and Rodeo, Judging Committee, Houston, TX ,March 1, 2005‑present.
- South Texas Buckskin Brigade, Committee Member, April 2005‑2007.
- Science Fair Judge, Flores Elementary, Uvalde, TX, March 9, 2005.
- Texas Parks and Wildlife Conservation Education Focus Group, San Antonio, TX, February 9, 2005.
- Southwest Texas Junior College, Wildlife Management Advisory Committee, Chair, November 2004‑June 2006.
- Texas A&M University, Ag Program Conference, Student Poster Competition Judge, January 8, 2003.
- Assisted with Texas Parks and Wildlife spotlight survey, Uvalde Co., August 29, 2002 and black-capped vireo survey, Mason Mountain Wildlife Management Area, May, 2002.
- Research Associate, Museum of Texas Tech University in the Division of the Natural Science Research Laboratory, Lubbock, TX, 1997‑2002
- Uvalde County Livestock Committee, Member, August 2002‑June 2006.